2. MSA
  3. 9020

MSA 9020 Quick start guide

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  • What is the voltage range for the main supply?
    What type of screws are suitable for wall mounting?
    What should I do before opening the control unit housing?
    What is the purpose of the access codes?
9010/9020 SIL Control Unit
Quick Start Guide
WARNING
The quick start guide does not replace the operating manual. It is imperative that the operating manual be read
and observed when using the device. In particular, the safety instructions, as well as the information for use,
operation and maintenance of the device, must be carefully read and observed.
19 inch Rack Version – Mechanical installation
9010 rack board version 9020 rack board version Rack for 2 modules (Panel cut out 124 x 133 mm)
Rack for 5 modules (Panel cut out 246 x 133 mm) Rack for 10 modules (Panel cut out 448 x 133 mm)
19 inch rack – Module Backplane Terminal Connection
ALARM CHANNELS A and B
FAILURE CHANNELS A and B
WARNING CHANNELS A and B
SENSOR CONNECTION CHANNEL A SENSOR CONNECTION CHANNEL B (*)
CAUTION CHANNELS A AND B
ANALOG CHANNEL A+
HORN
(see the connection diagram on the
TECHNICAL DATA SHEET of the sensor used) (see the connection diagram on the
TECHNICAL DATA SHEET of the sensor used)
not connected not connected
MAIN SUPPLY 100 - 230 VAC; 50 - 60 Hz
EARTH GROUND
BACK UP SUPPLY 24 VDC
HORN CUT OUT/ALARMS RESET (REMOTE)
ELECTRONIC EARTH (GROUND)
GND - EARTH (GROUND)
+ DATA
- DATA
RS 485 (120 Ohm termination resistor
across DATA+ and DATA- terminal
is required)
+ ANALOG OUTPUT CHANNEL B (*)
- ANALOG OUTPUT COMMON EARTH TO CHANNELS A AND B
(*) NOT USABLE WITH MODEL 9010
Wall Mount version – Terminal Connection
Wall Mount version – Mechanical Installation
Wall mount, 9010 SIL
Wall mount, 9020 SIL
Wall mounted unit installation instruction:
(1) Drilltheholesasshownbelowforthefourxingscrews.
(2) Remove the housing lid carefully. Watch the display cable being connected to the
lid inside.
(3) Fixtheunittothewall,byappropriatescrews(M5screwsor5mmSPAX).
(4) Closethelidwithexistingscrews.
WARNING
When opening the control unit housing, there is a risk of high voltage danger from relay contacts and main
power supply. Only authorised persons should open the control unit when it is switched off and secured against
unintentionalswitch-on.Beforeopeningthehousing,itmustbeconrmedthatpowerisoffforallpoles.
BACK UP SUPPLY
24 VDC
MAIN SUPPLY
100 - 230 VAC; 50 - 60 Hz
HORN CUT OUT/ALARMS RESET (REMOTE)
ELECTRONIC EARTH (GROUND)
RS 485
ALARM
CHANNELS A AND B
FAILURE
CHANNELS A AND B
WARNING
CHANNELS A AND B
CAUTION CHANNELS A AND B
HORN
ANALOG OUTPUTS +CHANNEL A (CHA),
+CHANNEL B (CHB), COMMON EARTH (COM)
SENSOR CONNECTION - CHANNEL A (M6) and CHANNEL B (M3)
(SEE THE SENSORS CONNECTION DATA SHEETS)
CHANNEL B NOT USED WITH MODEL 9010
S-TERMINAL IS NOT CONNECTED
(120 Ohm termination resistor
across DATA+ and DATA- terminal
is required)
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Schlüsselstrasse12
8645Rapperswil-Jona
Switzerland
10171753/01
1 Status LEDs (red/yellow) 6 Display
2 System Failure LED (yellow) 7 Keypad
3 POWER LED(green) 8 Measured value
4 Gas Information Tag 9 Measuring units
5 Site Information Tag 10 Control Unit Status
Front Panel and Display Information
Startup
Code Description Code Description
F1.1* Detector supply current is too high F6.2 Externalwatchdogfailure
F1.2* Detector supply voltage is too high F7.1*
Digital output failure
F1.3 Possibleshortcutondetectorside F7.2
Digital output failure
F1.4* Defaultcongurationhasbeenloaded F7.3
Digital output failure
F1.5* Transmitter does not provide a constant current F8.1
Selftestfailure
F1.6* TransmittercosumeslesscurrentthanitissetinMenu4/P2. F8.2
SelftestRAM1failure
F1.7 Sensorcurrentisturnedoff F8.3
SelftestRAM2failure
F1.8 Possibleshortcutondetectorside F8.4
SelftestFlashfailure
F5.1 ADCconvertorfailure F8.5
Selftestcongurationfailure
F5.2 ADCBackupconvertorfailure F8.6
SelftestCPUfailure
F5.3 ADCconvertorfailure F8.7
Selftestclockfailure
F5.4 Sensorcurrentcannotbeset F9.1
SettingswerechangeddueATEXmode
F5.5 Testing voltage is too low F9.2
Factory default values were loaded
F5.6 Testing voltage is too high F9.3
Userdefaultvalueswereloaded
F5.7 Transmitter supply voltage too high F9.4
Factory/Userdefaultvaluescannotbeloaded
F5.8 Transmitter supply voltage too low F9.5
Userdefaultvaluesnotsaved
F6.1 Externalwatchdogwastriggered F9.6
Passwordnotaccepted
*Failure message must be acknowledged by operator pressing UP or ENTER key on the front panel
Error Codes
Code Description Code Description
E1 Sensorsensitivityistoolow -d1 Input signal is below limit
E2 Sensorsensitivityistoohigh EEEE Input signal is over measuring range
E3 Sensorsensitivityisreduced
(soonreplacementmustbeexpected) LOU1* External24VDCistoolow
E4 Detectorsignalisoutofoptimalrange(>300mV) LOU2* Internal24VDCistoolow
E10 SamevalueforZEROandSPANhasbeenset LOU3* Controller supply is too high
LOU4* Internal temperature is too low
LOU5* Internal temperature is too high
Menu Access
Access Code 1 Calibration
Access Code 2* Settingsforparticularoperatingconditions
Access Code 3 Simulationandfunctiontests
Access Code 4* Conguration
Access Code 6* Basic setup
Access Code 7* Peripheralssetup
Access Code 52* InputandOutputSetup
Access Code 53* Default settings
Access Code 223 Passwordsetup
*AccessCode123isrequired
RefertothemanualfordetailedAccessCodefunctionsdescription.
Attheendofthestartup
procedure,the“CAL”symbolis
shortly displayed and the control
unit starts the regular operating
mode.Sensorwarmuprunson
the background during the startup
procedure.
The startup procedure can be
accelerated with the front keys:
• PressEnter/Up/Downkeyto
displaynextitemimmediately.
• PressESCkeytoskipthe
startup procedure
NOTE: Please contact your local MSA representative if you have a problem with the unit setup or testing.
Failure Identication Codes
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Schlüsselstrasse12
8645Rapperswil-Jona
Switzerland
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